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Hi Neo
Thanks for the information. I don't expect to be able to get as far as you
have even, but it's a challenge that I can put aside for a rainy day. I'll
post results if I come up with anything.
Regards
Roy
> Although I do not post much, my knowledge of MetaStock programming is
fairly
> extensive. I would love to see you do it.
>
> I have Wilder's book here. It was written for the days of handwritten
charts
> and I am amazed at his book.
>
> Roy, there were several problems as I recall:
> 1. Initialization. I am not always in a trade in a particular security. As
I
> recall, I used either the HHV or LLV (depending on long or short) for 2
> days.
> 2. I was unable to program the rules for B & C in the MetaStock formula
> language because of the lack of global variables and the lack of a simple
> If-Then statement instead of the If-Then-Else.
>
> My very best wishes. Let me know how you do or if there is anything I can
do
> to help.
>
> neo
>
> _____________________________________________
>
> Wilder's SAR
>
> FORMULA
>
> SAR[tomorrow]=SAR[today] + AF * (EP[trade]-SAR[today]
>
> DEFINITIONS
>
> SIP=the extreme price point while in the previous trade
> AF=begins at .02 and is increased (depending on the rules below) by .02
per
> day until .20
> AF is never increased beyond .20
> EP[trade]=Extreme Price Point for the trade made so far
> If long, the extreme high price for the trade
> If short, the extreme low price for the trade
>
> RULES
>
> ENTRY
>
> A position is entered when a price penetrates the SAR
>
> STOP AND REVERSE (SAR)
>
> A. For the first day of entry, the SAR is the previous SIP
> 1. If long, the lowest price while in the previous short trade
> 2. If short, the highest price while in the previous long trade
>
> B. For the second day and thereafter
> 1. Long - use the formula above but only increase the AF on days when a
new
> high for the trade is made
> 2. Short - use the formula above but only increase the AF on days when a
> new low for the trade is made
>
> C. Never move the SAR into the previous day's or today's range.
> 1. Long - never move the SAR for tomorrow above the previous day's or
> today's low. If the SAR is above then use the lower low between today and
> the previous day as the new SAR. Make the next day's calculations based on
> this SAR.
> 1. Short - never move the SAR for tomorrow below the previous day's or
> today's high. If the SAR is above then use the higher high between today
and
> the previous day as the new SAR. Make the next day's calculations based on
> this SAR.
> ____________________________________________
>
>
> Neo
>
> > I have found it impossible to properly program the SAR as described by
> > Wilder with MetaStock's formula language. I can in Excel. I believe the
MS
> > indicator is not programmed properly.
>
> Could you possibly post the text for the SAR composition so I can take a
> look?
>
> Thanks
>
> Roy
>
>
>
>
>
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